blob: 61b1548b4e92795a979decd23246f29f637027d6 [file] [log] [blame]
* libqos fw_cfg support
* Copyright IBM, Corp. 2012-2013
* Authors:
* Anthony Liguori <>
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
#include <stdint.h>
#include <sys/types.h>
typedef struct QFWCFG QFWCFG;
struct QFWCFG
uint64_t base;
void (*select)(QFWCFG *fw_cfg, uint16_t key);
void (*read)(QFWCFG *fw_cfg, void *data, size_t len);
void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key);
void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len);
void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len);
uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key);
uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
QFWCFG *mm_fw_cfg_init(uint64_t base);
QFWCFG *io_fw_cfg_init(uint16_t base);
static inline QFWCFG *pc_fw_cfg_init(void)
return io_fw_cfg_init(0x510);